Home / 347,686.38-521,445.27-94,968.05

Finding the Fourth Proportional to 347,686.38, 521,445.27 and 94,968.05

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Solution

The fourth proportional to 347,686.38, 521,445.27 and 94,968.05 is: 142,429.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,686.38 : 521,445.27 = 94,968.05 : x
  2. Step 2: Convert to fraction form
    347,686.38/521,445.27 = 94,968.05/x
  3. Step 3: Cross multiply
    347,686.38x = 521,445.27 × 94,968.05
  4. Step 4: Simplify right side
    347,686.38x = 49,520,637,866.40
  5. Step 5: Solve for x
    x = 49,520,637,866.40/347,686.38
  6. Step 6: Final answer
    x = 142,429.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.